Background Image Features:
- Introduced the ability to add a background image to the theme.
- Supported image sources:(Unsplash images, URLs, Uploaded files, Gallery selections)
- Added filter options to customize the background image: (Brightness, Opacity, Contrast, Invert, Saturate, Sepia).
- Enabled users to adjust the image's focus point using a marker.
- Applied the background image to all pages by default, with the option for each page to set its own unique background. The theme's image will remain as the global background.
Logo Image Features:
- Added the ability to select a logo image.
- Supported image sources: (Unsplash images, URLs, Uploaded files, Gallery selections)
- Provided customization options for the logo:
- Size: Large, Medium, Small
- Alignment: Left, Center, Right
- Displayed the logo at the top of the form.

